[AVERAGE ROUND] GRADE 12 ONLINE QUIZ BEE

Symbiosis is an interaction between two different organisms living in close physical association, typically to the advantage of both. An example of this is an orchid on branches of trees. These orchids benefit from the trees by the trees rendering support to the orchids. The orchids can gain more light and air in this way. What form of Symbiosis is this?

Give the 5 oceans on Earth.

The earth is described to have 5 spheres. One of the sphere is represented by Earth’s frozen region including both ice and frozen soil. What do you call this sphere of earth

Most of Earth’s history took place in the largest time period supereon and only applies to one unit of time called ____________. Which started when earth is cooling and stopped about 542 million years ago. It is when life began in the form of bacteria and other single celled organisms.

A star is balance by two opposing force, gravity and nuclear force. When a star cools down it collapses but the core gets so intense that nuclear fission happens so quick that results to a big explosion that mankind have ever seen. Each blast is extremely bright and super- powerful explosion of a star. What do we call this phenomenon?